Approximately 32 ounces or twice as much as one pound of copper.
How much 90 pounds of copper cost
1200 lbs. in copper
thousands
To calculate the amount of copper in 200 pounds of a substance that is 5.25% copper, you multiply the weight by the percentage. So, 200 pounds * 0.0525 (which is 5.25% as a decimal) = 10.5 pounds of copper.
In a piece weighing 200 pounds and containing 5.25% copper, there would be 10.5 pounds of copper (200 pounds x 0.0525).
15 pounds of copper weighs 15 pounds. Copper has a density of about 559 pounds per cubic foot, so 15 pounds would take up a volume of about 0.027 cubic feet.
150 pounds
Average 7,000 pounds
About $2.67 if it is clean.
For five pounds of pre-1992 Twopences, at current copper prices, you would do much better taking them to the bank.
5.25% of 200 pounds is 10.5 pounds. (200 x .0525) So, the 200 pound object would be composed of an alloy containing 10.5 pounds of copper.
4 pounds.